internal void Reset()
{
GremlinVariable inputVariable = null;
if (VariableList.First() is GremlinContextVariable)
{
inputVariable = VariableList.First();
}
ParentContext = null;
PivotVariable = null;
VariableList.Clear();
ProjectedProperties.Clear();
TableReferences.Clear();
MatchPathList.Clear();
Predicates = null;
StepList.Clear();
ContextLocalPath = null;
//TODO: reserve the InputVariable, used for repeat step, should be refactored later
if (inputVariable != null)
{
VariableList.Add(inputVariable);
}
}
public void SetContextLocalPath(GremlinLocalPathVariable contextLocalPath)
{
this.ContextLocalPath = contextLocalPath;
foreach (var labelproperty in this.LabelPropertyList)
{
this.ContextLocalPath.PopulateStepProperty(labelproperty.Item2, labelproperty.Item1);
}
}
internal void PopulateLocalPath()
{
if (ContextLocalPath != null)
{
return;
}
ProjectedProperties.Add(GremlinKeyword.Path);
foreach (var step in StepList)
{
step.PopulateLocalPath();
}
GremlinLocalPathVariable newVariable = new GremlinLocalPathVariable(StepList);
VariableList.Add(newVariable);
TableReferences.Add(newVariable);
ContextLocalPath = newVariable;
}
internal void PopulateLocalPath()
{
if (this.ContextLocalPath != null)
{
return;
}
this.ProjectedProperties.Add(GremlinKeyword.Path);
this.MinPathLength = 0;
foreach (var step in this.StepList)
{
step.PopulateLocalPath();
this.MinPathLength += step.LocalPathLengthLowerBound;
}
GremlinLocalPathVariable newVariable = new GremlinLocalPathVariable(this.StepList);
this.VariableList.Add(newVariable);
this.TableReferencesInFromClause.Add(newVariable);
this.ContextLocalPath = newVariable;
}
